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Chemistry
Chemistry
Problem
Incorrect match is : a. Purification of Al metal : Baeyer's method b. Polling : Reduction of
Cu
2
O
\text{Cu}_2\text{O}
Cu
2
O
c.
FeCr
2
O
4
\text{FeCr}_2\text{O}_4
FeCr
2
O
4
(chromite ore) :
NaOH
/
Na
2
CO
3
\text{NaOH}/\text{Na}_2\text{CO}_3
NaOH
/
Na
2
CO
3
d. Ag : Mac Arthur cyanide process
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